2 Troubleshooting Procedures
2.8 Display Troubleshooting
2.8 Display
Troubleshooting
This section describes how to determine if the computer’s display is functioning properly.
Start with Procedure 1 and continue with the other procedures as instructed.
Procedure 1: Diagnostic Test Program Execution Check
Procedure 2: Connector Check and Cable Check
Procedure 3: Replacement Check
Procedure 1
Diagnostic Test Program Execution Check
The Display Test program is stored on the computer’s Diagnostics disk. This program checks
the display controller on the system board. Insert the Diagnostics disk in the computer’s
floppy disk drive, turn on the computer and run the test. Refer to Chapter 3,
Tests and
Diagnostics
for details. If an error is detected, go to Procedure 3.
Procedure 2
Connector and Cable Check
The LCD module is connected to the system board by an LCD/FL cable. The FL inverter
board is also connected to the system board by an LCD/FL cable. The connectors may be
disconnected from the system board or may be damaged. Disassemble the computer
following the steps described in Chapter 4,
Replacement Procedures
.
If the connection is loose, reconnect firmly and restart the computer. If there is still an error,
go to Procedure 3.
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PORTEGE S100 Maintenance Manual (960-508)
Summary of Contents for Portege S100 Series
Page 10: ...x PORTEGE S100 Maintenance Manual 960 508 ...
Page 11: ...Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii PORTEGE S100 Maintenance Manual 960 508 ...
Page 25: ...1 2 2 5 inch Hard Disk Drive 1 Hardware Overview PORTEGE S100 Maintenance Manual 960 508 1 11 ...
Page 36: ...Chapter 2 Troubleshooting Procedures ...
Page 37: ...2 Troubleshooting Procedures 2 ii PORTEGE S100 Maintenance Manual 960 508 ...
Page 41: ...2 Troubleshooting Procedures 2 vi PORTEGE S100 Maintenance Manual 960 508 ...
Page 92: ...Chapter 3 Tests and Diagnostics ...
Page 93: ...3 Tests and Diagnostics 3 3 ii PORTEGE S100 Maintenance Manual 960 508 ...
Page 199: ...3 31 SETUP 3 Tests and Diagnostics PORTEGE S100 Maintenance Manual 960 508 3 101 ...
Page 212: ...3 Tests and Diagnostics 3 31 SETUP 3 114 PORTEGE S100 Maintenance Manual 960 508 ...
Page 213: ...Chapter 4 Replacement Procedures ...
Page 214: ...4 Replacement Procedures 4 ii PORTEGE S100 Maintenance Manual 960 508 ...
Page 218: ...4 Replacement Procedures 4 vi PORTEGE S100 Maintenance Manual 960 508 ...
Page 310: ...4 Replacement Procedure 4 29 Fluorescent Lamp 4 92 PORTEGE S100 Maintenance Manual 960 508 ...
Page 311: ...Appendices ...
Page 312: ...Appendices App ii PORTEGE S100 Maintenance Manual 960 508 ...
Page 318: ...Appendices App viii PORTEGE S100 Maintenance Manual 960 508 ...
Page 324: ...Appendices Appendix A Handling the LCD Module A 6 PORTEGE S100 Maintenance Manual 960 508 ...
Page 330: ...Appendices Appendix B Board Layout B 6 PORTEGE S100 Maintenance Manual 960 508 ...
Page 356: ...Appendices Appendix C Pin Assignments C 26 PORTEGE S100 Maintenance Manual 960 508 ...
Page 366: ...Appendices Appendix E Key Layout E 2 PORTEGE S100 Maintenance Manual 960 508 ...
Page 368: ...Appendices Appendix F Wiring diagrams F 2 PORTEGE S100 Maintenance Manual 960 508 ...
Page 370: ...Appendices Appendix G BIOS rewrite procedures G 2 PORTEGE S100 Maintenance Manual 960 508 ...
Page 372: ...Appendices Appendix H EC KBC rewrite procedures H 2 PORTEGE S100 Maintenance Manual 960 508 ...
Page 374: ...Appendices Appendix I Reliability I 2 PORTEGE S100 Maintenance Manual 960 508 ...